Upen is a high quality pen style vaporizer designed by Justin. Designed for portability andsafety, it is a perfect kit for users who are looking for a stealth vape due to its compact size.Upen is made to be used as a MTL inhalation to accommodate ex-smokers transition toquitting cigarettes. The Upen has a very high nicotine delivery efficiency for both regular e-liquid and nicotine salt.

Simply portable, you can either clip it on your shirt or simply place it on your pocket.